Baron August Ludwig von Senarclens de Grancy (19 August 1794 - 3 October 1871) was born at Schloss Etoy, the son of Baron Cesar August von Senarclens. He became Grand Master of stables of the Grand Duke of Hesse, Major General, Knight of Honor and Devotion in the Order of Malta, and, most notably, the father of two of his employer's wife's children, and thereby an ancestor of the current heir apparent to the throne of the United Kingdom. August 19 is the 231st day of the year (232nd in leap years) in the Gregorian Calendar. ... 1794 was a common year starting on Wednesday (see link for calendar). ... October 3 is the 276th day of the year (277th in leap years) in the Gregorian Calendar. ... 1871 (MDCCCLXXI) was a common year starting on Sunday (see link for calendar). ...

The Grand Duke of Hesse bought the area of Heiligenberg near Jugenheim in 1820 for his chamberlain, Senarclens de Grancy, to live, and, after the acquisition, Wilhelmina no longer lived with her spouse. Senarclens's identity as the father of the later children of Wilhelmina of Baden was well known: correspondence detailing this involved many government ministers, ambassadors and sovereigns, including Tsar Nicholas I and Queen Victoria. Nicholas I Pavlovich (Russian: Николай I Павлович, July 6 (June 25, Old Style), 1796–March 2 (February 18, Old Style), 1855) was the Emperor of Russia and king of Poland from 1825 until his death in... Victoria Queen of the United Kingdom of Great Britain and Ireland, Empress of India Victoria (Alexandrina Victoria) (24 May 1819–22 January 1901) was a Queen of the United Kingdom, reigning from 20 June 1837 until her death. ...

By Wilhelmina of Baden, he had two children, who were deemed to be the legal children of Wilhelmina's husband, Louis II, Grand Duke of Hesse. These children, Alexander (1823-1888) and Marie (1824-1880), are ancestors of the later Tsars of Russia, as well as the Battenburgs and Mountbattens. Wilhelmine of Baden (September 10, 1788--January 27, 1836) was Grand Duchess of Hesse and the Rhine. ... Louis II (26 December 1777, Darmstadt – 16 June 1848, Darmstadt) was Grand Duke of Hesse and by Rhine from 1830 until his death. ... Marie of Hesse Princess Maximilienne Wilhelmine Marie of Hesse and the Rhine (8 August 1824-8 June 1880) was a princess of Grand Ducal Hesse and, as Marie Alexandrovna, Empress consort of Alexander II of Russia. ...

After 1836, he married Luise von Otting und Fünfstetten (1810-1876).

He died at Jugenheim.

References

• "Ahnenreihe of the last Grand Ducal Children of Hesse and by Rhine”, Darren Shelton, The European Royal History Journal, Issue VI, July-August 1998, p. 19-22.
• Lord Lambton, The Mountbattens, 1989